Pros and Cons of Renewable Energy
Here are some useful articles relating to pros and cons of renewable energy General: http://www.conserve-energy-future.com/pros-and-cons-of-renewable-energy.php http://alternativeenergy.procon.org/view.resource.php?resourceID=001792 Solar Energy : http://www.conserve-energy-future.com/category/solar-energy Wind energy: http://www.conserve-energy-future.com/category/wind-energy http://www.altenergy.org/renewables/wind.html Geothermal Energy : http://www.conserve-energy-future.com/category/geothermal-energy http://energyinformative.org/geothermal-energy-pros-and-cons/ Biomass http://www.conserve-energy-future.com/pros-and-cons-of-biomass-energy.php http://energyinformative.org/biomass-energy-pros-and-cons/ Tidal: http://energyinformative.org/tidal-energy-pros-and-cons/
A-Level Physics Revision : Equations of Motion
Here is the latest revision presentation for A-Level Physics. It includes (youtube) videos and a revision quiz. http://www.webschool.org.uk/revision/eqnmotion
A-Level Physics Revision : Light and Sound
Here is the latest revision quiz for A-level Physics 40 Multiple Choice questions on Light and Sound (including interference and diffraction) http://www.e-physics.org.uk/quizzes/awaves
A-Level Physics Revision : Equations
The pdf version is here: http://www.e-physics.org.uk/quizzes/equations2.pdf http://www.e-physics.org.uk/quiz.html The pdf version is here: http://www.e-physics.org.uk/quizzes/equations2.pdf